package chapter15;

/**
 * Created by lzy
 * Date: 2018/5/13
 *
 * @author lzy
 */
public class SubType extends BasicHolder<SubType> {
    public static void main(String[] args) {
        SubType s1 = new SubType();
        SubType s2 = new SubType();
        s1.set(s2);
        SubType s3 = s1.get();
        s1.f();
    }
}
